/ Thesaurus / M Synonyms of madriporian coral Find synonyms for: Noun1. stony coral, madrepore, madriporian coral, coralusage: corals having calcareous skeletons aggregations of which form reefs and islandsWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: jugular Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language